H01J 49/14
Using particle bombardment
Official title: using particle bombardment, e.g. ionisation chambers
H01J49/14 (Using particle bombardment) appears on 758 US grants and 697 published applications in this corpus.
Search patents in H01J- Granted patents
- 758
- Published applications
- 697
- Assignees
- 330
- Inventors
- 1,257
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 16 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 13 | 0 |
| 1993 | 3 | 0 |
| 1994 | 11 | 0 |
| 1995 | 5 | 0 |
| 1996 | 12 | 0 |
| 1997 | 6 | 0 |
| 1998 | 10 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 6 |
| 2002 | 5 | 3 |
| 2003 | 10 | 8 |
| 2004 | 8 | 10 |
| 2005 | 9 | 13 |
| 2006 | 15 | 18 |
| 2007 | 10 | 15 |
| 2008 | 16 | 16 |
| 2009 | 11 | 28 |
| 2010 | 15 | 21 |
| 2011 | 20 | 23 |
| 2012 | 18 | 26 |
| 2013 | 25 | 34 |
| 2014 | 32 | 48 |
| 2015 | 32 | 29 |
| 2016 | 31 | 32 |
| 2017 | 37 | 38 |
| 2018 | 30 | 58 |
| 2019 | 45 | 43 |
| 2020 | 39 | 48 |
| 2021 | 52 | 44 |
| 2022 | 43 | 44 |
| 2023 | 34 | 30 |
| 2024 | 28 | 33 |
| 2025 | 9 | 14 |
| 2026 | 14 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for production of high yield of ions in RF only confinement field for use in mass spectrometry25 Aug 2026US 12,719,041 B2Quad Mass Corp.
- System and method for analysing volatile organic compounds (VOC) by low-temperature plasma and mass spectrometry (LTP-MS)18 Aug 2026US 12,712,167 B2Centre Hospitalier Regional Et Universitaire De Lille (Chru)
- Magnet positioning system for ion source18 Aug 2026US 12,712,169 B2Thermo Finnigan LLC
- Gas chromatograph mass spectrometer7 Jul 2026US 12,676,295 B2Shimadzu Corporation
- Ion molecule reactor and setup for analyzing complex mixtures23 Jun 2026US 12,665,180 B2Tofwerk AG
- Method of mass spectrometry for the detection of perfluoroalkyl or polyfluoroalkyl substances (pfas)24 Sep 2026US 2026/0287565 A1Thermo Fisher Scientific (Bremen) GmbH
- Rapid evaporative ionisation mass spectrometry ("reims") and desorption electrospray ionisation mass spectrometry ("desi-ms") analysis of swabs and biopsy samples10 Sep 2026US 2026/0269206 A1Micromass UK Limited
- Mass spectrometer and calibration method for mass spectrometer20 Aug 2026US 2026/0245848 A1Hitachi High-Tech Corporation
- Mass spectrometry to identify predictive failure with chemical detection in microelectronic systems13 Aug 2026US 2026/0237622 A1Purdue Research Foundation
- Automated sample analysis system and methods of use thereof13 Aug 2026US 2026/0237625 A1Purdue Research Foundation
Most cited
By later US patents
- Device and method for analyzing an organic sample265US 8,263,933 B2Carl Zeiss NTS GmbH · 2012
- Method and system for desorption electrospray ionization169US 7,335,897 B2Purdue Research Foundation · 2008
- Liquid trap or separator for electrosurgical applications134US 10,916,415 B2Micromass UK Limited · 2021
- Self generating ion device for mass spectrometry of liquids113US 5,559,326 AHewlett-Packard Company · 1996
- Ionization electrospray apparatus for mass spectrometry105US 5,828,062 AWaters Investments Limited · 1998